Endeavour

The space shuttle Endeavour travels the streets of Los Angeles on its way to the California Science Center in October. Since the shuttle fleet's retirement, NASA has no clear agenda for its human spaceflight division.

The space shuttle Endeavour travels the streets of Los Angeles on its way to the California Science Center in October. Since the shuttle fleet's retirement, NASA has no clear agenda for its human spaceflight division. (Rick Loomis / Los Angeles Times / October 13, 2012)

The space shuttle Endeavour travels the streets of Los Angeles on its way to the California Science Center in October. Since the shuttle fleet's retirement, NASA has no clear agenda for its human spaceflight division.